When to Plant Pea in Lewiston, ID

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Lewiston it's a good idea to determine when it's possible to plant pea.


Planting Calendar for Pea

Frost tolerance for pea: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Pea are very cold tolerant which tells us that you can plant them much earlier than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant pea
Possibly ok, but a risky time to plant pea
Probably not a good time to plant pea

The earliest that you can plant pea in Lewiston is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant pea and expect a good harvest is probably September. You probably don't want to wait any later than that or else your pea may not have a chance to fully mature. If you are starting your pea indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Lewiston the average date of last frost happens on April 15. It might get as low as 5°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Lewiston and it will vary from year to year. Half of the time in Lewiston it frosts late in the year after April 15 so make sure that you are ready to cover your pea if you have a late frost.

USDA Zone Info for Lewiston

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low5°F
Highest Expected Low10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Lewiston

You may be interested in your other planting guides for Lewiston.